Home / 2,932.34-4,396.75-1,178.15

Finding the Fourth Proportional to 2,932.34, 4,396.75 and 1,178.15

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Solution

The fourth proportional to 2,932.34, 4,396.75 and 1,178.15 is: 1,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.34 : 4,396.75 = 1,178.15 : x
  2. Step 2: Convert to fraction form
    2,932.34/4,396.75 = 1,178.15/x
  3. Step 3: Cross multiply
    2,932.34x = 4,396.75 × 1,178.15
  4. Step 4: Simplify right side
    2,932.34x = 5,180,006.08
  5. Step 5: Solve for x
    x = 5,180,006.08/2,932.34
  6. Step 6: Final answer
    x = 1,766.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.